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Biology Study Guide Topics

Endocrine System | Lymphatic System | Blood | Circulatory System | Skull Bones | Human Skull and Brain | Tissue Types | The Cell | DNA | Anatomy Models | Electron Transport Chain | History of Microbiology | Human Anatomy | Punnett Squares | What is Mitosis | What is Life | Macromolecules | Cellular Respiration | DNA Replication | Enzymes | Pathogenic Bacteria | Natural Selection | Punnett Squares | Transcription and Translation | Exam Notes | Viruses | Osmosis | Protists | Genetic Code | Mendelian Genetics | Meiosis | Sensory Processing | Amino Acids |



Online Presentations

Bones of the Human Skull | Tissue Types | Selective and Differential Media

Classroom Activities

Recombinant DNA Cut And Tape Classroom Activity


Fundamental Physical Constants
Fundamental Physical Constants
Name and Symbol Value
atomic mass unit (amu) 1.6605402 ×× 10−27 kg
Avogadro’s number 6.0221367 ×× 1023 mol−1
Boltzmann’s constant (k) 1.380658 ×× 10−23 J K−1
charge-to-mass ratio for electron (e/me) 1.75881962 ×× 1011 C kg−1
electron charge (e) 1.60217733 ×× 10−19 C
electron rest mass (me) 9.1093897 ×× 10−31 kg
Faraday’s constant (F) 9.6485309 ×× 104 C mol−1
gas constant (R) 8.205784 ×× 10−2 L atm mol−1 K−1 = 8.314510 J mol−1 K−1
molar volume of an ideal gas, 1 atm, 0 °C 22.41409 L mol–1
molar volume of an ideal gas, 1 bar, 0 °C 22.71108 L mol–1
neutron rest mass (mn) 1.6749274 ×× 10−27 kg
Planck’s constant (h) 6.6260755 ×× 10−34 J s
proton rest mass (mp) 1.6726231 ×× 10−27 kg
Rydberg constant (R) 1.0973731534 ×× 107 m−1 = 2.1798736 ×× 10−18 J
speed of light (in vacuum) (c) 2.99792458 ×× 108 m s−1

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